Backpack



FIG. 1 is a perspective view of a my backpack, showing my new design in a closed configuration;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a left-side elevational view of FIG. 1;

FIG. 5 is a right-side elevational view of FIG. 1, FIG. 5 being a mirror-image of FIG. 4 but for the zipper pull;

FIG. 6 is a top plan view of FIG. 1;

FIG. 7 is a bottom plan view of FIG. 1;

FIG. 8 is a top perspective view thereof, illustrated in an open configuration;

FIG. 9 is a rear perspective view of FIG. 8; and,

FIG. 10 is a front perspective view of FIG. 8 but showing the backpack in a fully open configuration.

The dot-dash broken lines depict portions of the backpack that form no part of the claimed design. The long dash lines in FIGS. 8-10 illustrating a tablet depict environmental subject matter that forms no part of the claimed design. The heavy weight broken lines in FIGS. 8-10 represent the zipper closure and are part of the claimed design. The remaining broken lines depict stitching, and are part of the claimed design. 

CLAIM The ornamental design for a backpack, as shown and described. 